<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/echarts@5.4.0/dist/echarts.min.js"></script>
    <script src="./roma.js"></script>
</head>
<style>
    *{
        margin: 0;
        padding: 0;
    }
    body {
        width: 100%;
        height: 100%;
        display: flex;
    }
    #box{
        width: 100%;
        height: 700px;
        /* border: 1px solid #ccc; */
        display: flex;
    }
    #chart{
        width: 500px;
        height: 300px;
        border: 1px solid #ccc;
        margin: auto;
    }
</style>
<body>
    <div id="box">
        <div id="chart"></div>
    </div>
</body>
<script type="text/javascript">
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('chart'), 'roma');

    // 指定图表的配置项和数据
    var option = {
      title: {
        text: 'ECharts 入门示例'
      },
      tooltip: {},
      legend: {
        data: ['销量', '库存']
      },
      xAxis: {
        data: ['衬衫', '羊毛衫', '雪纺衫', '裤子', '高跟鞋', '袜子', '羽绒服']
      },
      yAxis: {},
      series: [
        {
          name: '销量',
          type: 'bar',
          data: [5, 20, 36, 10, 10, 20, 36]
        },
        {
          name: '库存',
          type: 'bar',
          data: [10, 25, 40, 15, 15, 25, 40]
        }
      ]
    };

    // 使用刚指定的配置项和数据显示图表。
    myChart.setOption(option);
  </script>

</html>